cat << EOF > /usr/lib/systemd/system/nginx.service
[Unit]
Description=nginx
After=network.target

[Service]
Type=forking
PIDFile=/usr/local/nginx/logs/nginx.pid
ExecStart=/usr/local/nginx/sbin/nginx
ExecReload=/usr/local/nginx/sbin/nginx -s reload
ExecStop=/usr/local/nginx/sbin/nginx -s stop
PrivateTmp=true

[Install]
WantedBy=multi-user.target
EOF

修改相关配置文件

vi /usr/local/nginx/conf/nginx.conf

http模块加入 server_tokens   off;

vi /usr/local/nginx/conf/fastcgi.conf

fastcgi_param  SERVER_SOFTWARE    nginx/$nginx_version;

改为

fastcgi_param  SERVER_SOFTWARE    nginx;

/usr/local/nginx/sbin/nginx -t

/usr/local/nginx/sbin/nginx -s reload

修改前后对比